Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number A91A5 found under Socket Push Button Fastener by Telex Communications Inc. The National Stock Number assigned to this part is 5325009922174, and the Federal Supply Class is 5325 Fastening Devices. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like A91A5.